1/*-
2 * Copyright (c) 2002-2007 Sam Leffler, Errno Consulting
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
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19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include <sys/cdefs.h>
27__FBSDID("$FreeBSD: head/sys/net80211/ieee80211_power.c 172211 2007-09-17 19:07:24Z sam $");
28
29/*
30 * IEEE 802.11 power save support.
31 */
32#include <sys/param.h>
33#include <sys/systm.h>
34#include <sys/kernel.h>
35
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158 if (set != (isset(ic->ic_tim_bitmap, aid) != 0)) {
159 if (set) {
160 setbit(ic->ic_tim_bitmap, aid);
161 ic->ic_ps_pending++;
162 } else {
163 clrbit(ic->ic_tim_bitmap, aid);
164 ic->ic_ps_pending--;
165 }
166 /* NB: we know ic is in RUN state so no need to check */
167 ic->ic_update_beacon(ic, IEEE80211_BEACON_TIM);
168 }
169 IEEE80211_BEACON_UNLOCK(ic);
170}
171
172/*
173 * Save an outbound packet for a node in power-save sleep state.
174 * The new packet is placed on the node's saved queue, and the TIM
175 * is changed, if necessary.
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2 * Copyright (c) 2002-2007 Sam Leffler, Errno Consulting
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
--- 10 unchanged lines hidden (view full) ---
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include <sys/cdefs.h>
27__FBSDID("$FreeBSD: head/sys/net80211/ieee80211_power.c 172211 2007-09-17 19:07:24Z sam $");
28
29/*
30 * IEEE 802.11 power save support.
31 */
32#include <sys/param.h>
33#include <sys/systm.h>
34#include <sys/kernel.h>
35
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158 if (set != (isset(ic->ic_tim_bitmap, aid) != 0)) {
159 if (set) {
160 setbit(ic->ic_tim_bitmap, aid);
161 ic->ic_ps_pending++;
162 } else {
163 clrbit(ic->ic_tim_bitmap, aid);
164 ic->ic_ps_pending--;
165 }
166 /* NB: we know ic is in RUN state so no need to check */
167 ic->ic_update_beacon(ic, IEEE80211_BEACON_TIM);
168 }
169 IEEE80211_BEACON_UNLOCK(ic);
170}
171
172/*
173 * Save an outbound packet for a node in power-save sleep state.
174 * The new packet is placed on the node's saved queue, and the TIM
175 * is changed, if necessary.
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